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Finding the Fourth Proportional to 32,602.76, 44,989 and 18,988.68

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Solution

The fourth proportional to 32,602.76, 44,989 and 18,988.68 is: 26,202.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,602.76 : 44,989 = 18,988.68 : x
  2. Step 2: Convert to fraction form
    32,602.76/44,989 = 18,988.68/x
  3. Step 3: Cross multiply
    32,602.76x = 44,989 × 18,988.68
  4. Step 4: Simplify right side
    32,602.76x = 854,281,724.52
  5. Step 5: Solve for x
    x = 854,281,724.52/32,602.76
  6. Step 6: Final answer
    x = 26,202.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.